Overview and Specifications:
1: USB warm coaster to keep your drink warm. The creative shape
of the sandwich biscuits is very pleasant,
2: Use USB power supply and insulation pad to keep warm. The
temperature was kept at a constant temperature of 50 °C.
3: Suitable for stainless steel cups, bottles, ceramic cups,
4. Great for use at home and in the office, keeping your drinks
warm on cold days.
Product Name – Sandwich Biscuit USB Water Cup Insulation
Specifications – Dimensions: 106.0 mm (w) x 25.5 mm (h) x 104.0
Weight: 77.4 grams
Material – main material ABS, PVC
This product does not contain a cup
1 Do not use groove bottom cups, mineral water bottles,
insulated vacuum cups or thick bottom cups.
2 It is only used to keep your tea or coffee warm, not to heat